Out-of-bounds Write Affecting libjxl package, versions [,0.11.2)


Severity

Recommended
0.0
critical
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.03% (10th percentile)

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  • Snyk IDSNYK-CONAN-LIBJXL-15268431
  • published12 Feb 2026
  • disclosed11 Feb 2026
  • creditUnknown

Introduced: 11 Feb 2026

CVE-2026-1837  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade libjxl to version 0.11.2 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write via the IsNeeded() function when using LCMS2. An attacker can achieve arbitrary code execution or cause a denial of service by tricking a user into processing a specially crafted image file.

CVSS Base Scores

version 4.0
version 3.1